If i had 800,000 susbcribers and 460 of them unsusbcribed how many susbcribers would i have

What is the standard form of -5x^2+2x^4-11+x^3+3x

To describe a sequence of transformations that maps triangle abc onto triangle a"b"c", a student starts with a reflection over the x-axis.how should the student complete the sequence of transformations to map triangle abc onto triangle a"b"c"? plz

Twice the sum of a number and 4 is equal to three times the difference of the number and 7. find the number.